True: Deflection of 20mm tire’s lane on slow lane can be measured from ground level., Primary loading factor is Magnitude of axle, Primary loading factor is volume & composition of axle loads, Primary loading factor is tire pressure and contact area., One application of standard axle load inflicts one unit of damage to the pavement., F = (L/Ls)4, If subgrade is too weak, pavement will fail., False: The standard axle load, Ls, is equivalent to 85kN or 8200kg or 18,000 pounds., Environmental effect includes Temperature and cold weather., 6 data that need to be collected before starting any design.,

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